Specification of Charles Hanson - Clocks and Watches - No. 10,876

Catalogue no: 1043
Dewey No: Subject(s): Patents
Author(s): Charles Hanson
Total pages: 5 Illustrations: 1 fold out Language(s): English Publication date: 1845
Editor: Publisher: The Great Seal Patent Office
Dimensions: 290mm x 200mm Condition: Blue paper cover fragile
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Notes:
Relates to; "Certain Improvements in Clocks, Watches, or Timekeepers". Several drawings on fold out page illustrating the patent described as follows; "The novel construction of detent for locking the escapement wheel of timekeepers". "The construction and arrangement of locking apparatus". "The application of a spring to the verge staff in place of the rigid pallett." Reprint of 1856 Malcolm Gardner, Horological Bookseller sticker on cover and first page.
Room location: Library Cabinet: Q Shelf: 4
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